Subject characteristics
| Lean (n = 13) | Obese (n = 17) | p Value | |
| Age (years) | 12.0 (0.5) | 12.1 (0.1) | NS |
| Weight (kg) | 41.5 (4.0) | 64.6 (9.3) | <0.05 |
| Height (m) | 1.49 (0.05) | 1.55 (0.03) | NS |
| BMI (kg/m2) | 18.56 (1.12) | 26.68 (3.37) | <0.05 |
| Fat mass (kg) | 9.15 (3.63) | 26.56 (9.7) | <0.05 |
| Fat-free mass (kg) | 32.4 (3.63) | 38.09 (0.97) | <0.05 |
| V.o2peak (ml/kg/min) | 44.29 (2.31) | 29.49 (5.34) | <0.05 |
BMI, body mass index; V.o2peak, peak oxygen consumption.